L. Z. Boshkov, “Bifurcations — a possibility to generalize the thermodynamic description of phase diagrams of two‐component fluids”, Ber Bunsenges Phys Chem, 96, no. 7, 1992, 940
Alexey Davydov, “Normal forms of linear second order partial differential equations on the plane”, Sci. China Math., 61, no. 11, 2018, 1947
F. M. Tangerman, J. J. P. Veerman, “Asymptotic geometry of hyperbolic well-ordered cantor sets”, J Stat Phys, 59, no. 1-2, 1990, 299
DETTA DICKINSON, MUMTAZ HUSSAIN, “THE METRIC THEORY OF MIXED TYPE LINEAR FORMS”, Int. J. Number Theory, 09, no. 01, 2013, 77
J. PERDANG, “New Results on Discrete Map Simulations of Nonlinear Pulsationsa”, Annals of the New York Academy of Sciences, 617, no. 1, 1990, 87
Jianping Shi, Wentao Jiang, “Bifurcation of Limit Cycles in a 12-Degree Hamiltonian System Under Thirteenth-Order Perturbation”, Int. J. Bifurcation Chaos, 28, no. 01, 2018, 1850011
Ruud Damme, Theo P. Valkering, “Bounds for bounded motion around a perturbed fixed point”, Z. angew. Math. Phys., 39, no. 6, 1988, 813
Ludwig Arnold, Xu Kedai, “Normal forms for random diffeomorphisms”, J Dyn Diff Equat, 4, no. 3, 1992, 445
J.W. Bruce, D.L. Fidal, “On binary differential equations and umbilics”, Proceedings of the Royal Society of Edinburgh: Section A Mathematics, 111, no. 1-2, 1989, 147
Du Sanshan, Shi Yuqing, Luo Guanwei, 2018 IEEE International Conference of Intelligent Robotic and Control Engineering (IRCE), 2018, 74